28283824 has 10 divisors (see below), whose sum is σ = 54799940. Its totient is φ = 14141904.

The previous prime is 28283807. The next prime is 28283831. The reversal of 28283824 is 42838282.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 883854 + ... + 883885.

It is an arithmetic number, because the mean of its divisors is an integer number (5479994).

Almost surely, 2^28283824 is an apocalyptic number.

It is an amenable number.

28283824 is a deficient number, since it is larger than the sum of its proper divisors (26516116).

28283824 is a wasteful number, since it uses less digits than its factorization.

28283824 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1767747 (or 1767741 counting only the distinct ones).

The product of its digits is 49152, while the sum is 37.

The square root of 28283824 is about 5318.2538487741. The cubic root of 28283824 is about 304.6814698381.

The spelling of 28283824 in words is "twenty-eight million, two hundred eighty-three thousand, eight hundred twenty-four".